John Lien is a highly educated and experienced statistician with a passion for data analytics and applied sciences. After studying at Washington University in St. Louis and the PPC, Lien went on to hold several notable positions in the industry. He served as the Vice President of Statistician, Data Analytics And Applied Sciences group at Ipsos Public Affairs and the Vice President of the Sampling Statistics Group at GfK. He was also a Senior Research Director and the AVP of the Sampling Statistics group at NOP World.

Lien's expertise spans a wide range of areas, including statistical analysis, market research, sampling statistics, data visualization, and survey research, among others. He is an expert in developing models and methodologies to generate meaningful insights and uncover trends in complex datasets. His skills are highly sought after in the industry, and he has made significant contributions to the field of data analytics and applied sciences.